From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx113.postini.com [74.125.245.113]) by kanga.kvack.org (Postfix) with SMTP id ED9CA6B0031 for ; Thu, 25 Jul 2013 21:11:34 -0400 (EDT) From: Lisa Du Date: Thu, 25 Jul 2013 18:11:08 -0700 Subject: RE: Possible deadloop in direct reclaim? Message-ID: <89813612683626448B837EE5A0B6A7CB3B62F8FE33@SC-VEXCH4.marvell.com> References: <89813612683626448B837EE5A0B6A7CB3B62F8F272@SC-VEXCH4.marvell.com> <000001400d38469d-a121fb96-4483-483a-9d3e-fc552e413892-000000@email.amazonses.com> <89813612683626448B837EE5A0B6A7CB3B62F8F5C3@SC-VEXCH4.marvell.com> In-Reply-To: Content-Language: en-US Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: KOSAKI Motohiro Cc: Christoph Lameter , "linux-mm@kvack.org" , Mel Gorman , Bob Liu RGVhciBLT1NBS0kNCiAgIEluIG15IHRlc3QsIEkgZGlkbid0IHNldCBjb21wYWN0aW9uLiBNYXli ZSBjb21wYWN0aW9uIGlzIGhlbHBmdWwgdG8gYXZvaWQgdGhpcyBpc3N1ZS4gSSBjYW4gaGF2ZSB0 cnkgbGF0ZXIuDQogICBJbiBteSBtaW5kIENPTkZJR19DT01QQUNUSU9OIGlzIGFuIG9wdGlvbmFs IGNvbmZpZ3VyYXRpb24gcmlnaHQ/IA0KICAgSWYgd2UgZG9uJ3QgdXNlLCBhbmQgbWV0IHN1Y2gg YW4gaXNzdWUsIGhvdyBzaG91bGQgd2UgZGVhbCB3aXRoIHN1Y2ggaW5maW5pdGUgbG9vcD8NCg0K ICAgSSBtYWRlIGEgY2hhbmdlIGluIGFsbF9yZWNsYWltYWJsZSgpIGZ1bmN0aW9uLCBwYXNzZWQg b3Zlcm5pZ2h0IHRlc3RzLCBwbGVhc2UgaGVscCByZXZpZXcsIHRoYW5rcyBpbiBhZHZhbmNlIQ0K QEAgLTIzNTMsNyArMjM1Myw5IEBAIHN0YXRpYyBib29sIGFsbF91bnJlY2xhaW1hYmxlKHN0cnVj dCB6b25lbGlzdCAqem9uZWxpc3QsDQogICAgICAgICAgICAgICAgICAgICAgICBjb250aW51ZTsN CiAgICAgICAgICAgICAgICBpZiAoIWNwdXNldF96b25lX2FsbG93ZWRfaGFyZHdhbGwoem9uZSwg R0ZQX0tFUk5FTCkpDQogICAgICAgICAgICAgICAgICAgICAgICBjb250aW51ZTsNCi0gICAgICAg ICAgICAgICBpZiAoIXpvbmUtPmFsbF91bnJlY2xhaW1hYmxlKQ0KKyAgICAgICAgICAgICAgIGlm ICh6b25lLT5hbGxfdW5yZWNsYWltYWJsZSkNCisgICAgICAgICAgICAgICAgICAgICAgIGNvbnRp bnVlOw0KKyAgICAgICAgICAgICAgIGlmICh6b25lX3JlY2xhaW1hYmxlKHpvbmUpKQ0KICAgICAg ICAgICAgICAgICAgICAgICAgcmV0dXJuIGZhbHNlOw0KICAgICAgICB9DQoNClRoYW5rcyENCg0K QmVzdCBSZWdhcmRzDQpMaXNhIER1DQoNCg0KLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCkZy b206IEtPU0FLSSBNb3RvaGlybyBbbWFpbHRvOmtvc2FraS5tb3RvaGlyb0BnbWFpbC5jb21dIA0K U2VudDogMjAxM8TqN9TCMjbI1SAyOjE5DQpUbzogTGlzYSBEdQ0KQ2M6IENocmlzdG9waCBMYW1l dGVyOyBsaW51eC1tbUBrdmFjay5vcmc7IE1lbCBHb3JtYW47IEJvYiBMaXUNClN1YmplY3Q6IFJl OiBQb3NzaWJsZSBkZWFkbG9vcCBpbiBkaXJlY3QgcmVjbGFpbT8NCg0KT24gVHVlLCBKdWwgMjMs IDIwMTMgYXQgOToyMSBQTSwgTGlzYSBEdSA8Y2xkdUBtYXJ2ZWxsLmNvbT4gd3JvdGU6DQo+IERl YXIgQ2hyaXN0b3BoDQo+ICAgIFRoYW5rcyBhIGxvdCBmb3IgeW91ciBjb21tZW50LiBXaGVuIHRo aXMgaXNzdWUgaGFwcGVuIEkganVzdCB0cmlnZ2VyIGEga2VybmVsIHBhbmljIGFuZCBnb3QgdGhl IGtkdW1wLg0KPiBGcm9tIHRoZSBrZHVtcCwgSSBnb3QgdGhlIGdsb2JhbCB2YXJpYWJsZSBwZ19k YXRhX3QgY29uZ2l0X3BhZ2VfZGF0YS4gRnJvbSB0aGlzIHN0cnVjdHVyZSwgSSBjYW4gc2VlIGlu IG5vcm1hbCB6b25lLCBvbmx5IG9yZGVyLTAncyBucl9mcmVlID0gMTg0NDIsIG9yZGVyLTEncyBu cl9mcmVlID0gMzY3LCBhbGwgdGhlIG90aGVyIG9yZGVyJ3MgbnJfZnJlZSBpcyAwLg0KDQpEb24n dCB5b3UgdXNlIGNvbXBhY3Rpb24/IE9mIGlmIHVzZSwgcGxlYXNlIGdldCBhIGxvZyBieSB0cmFj ZXBvaW50cy4NCldlIG5lZWQgdG8ga25vdyB3aHkgaXQgZG9lc24ndCB3b3JrLg0K -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org